Langer's Sudoku Assistant

8
5
6
4
2
1
9
3
7
9
4
7
3
6
5
2
8
1
1
3
2
8
7
9
5
4
6
1
4
2
7
8
3
6
9
5
5
7
8
1
9
6
4
3
2
9
6
3
2
5
4
7
1
8
2
6
       
       
   9
5
1
       
       
   9
3
7
4
7
1
3
6
2
4
8
5
9
4
       
       
   9
5
3
       
       
   9
7
6
2
1

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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